Critical Kernel Update for Race Condition Fix in openSUSE Leap 15.4
opensuse
October 13, 2025
An update that solves two vulnerabilities can now be installed.
Description
This update for the Linux Kernel 5.14.21-150400_24_164 fixes several issues.
The following security issues were fixed:
* CVE-2024-53168: sunrpc: fix one UAF issue caused by sunrpc kernel tcp socket
(bsc#1243650).
* CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate
(bsc#1247315).
Topics Covered
Patch
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* openSUSE Leap 15.4
zypper in -t patch SUSE-2025-3551=1
* SUSE Linux Enterprise Live Patching 15-SP4
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2025-3551=1
Package List
* openSUSE Leap 15.4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_164-default-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_164-default-debuginfo-7-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_40-debugsource-7-150400.2.1
* SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
* kernel-livepatch-5_14_21-150400_24_164-default-7-150400.2.1
* kernel-livepatch-5_14_21-150400_24_164-default-debuginfo-7-150400.2.1
* kernel-livepatch-SLE15-SP4_Update_40-debugsource-7-150400.2.1
References
* bsc#1243650
* bsc#1247315
## References:
* https://www.suse.com/security/cve/CVE-2024-53168.html
* https://www.suse.com/security/cve/CVE-2025-38477.html
* https://bugzilla.suse.com/show_bug.cgi?id=1243650
* https://bugzilla.suse.com/show_bug.cgi?id=1247315
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2025:03551-1
Release Date: 2025-10-11T16:03:56Z
Affected Products:
* openSUSE Leap 15.4
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise Live Patching 15-SP4
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Real Time 15 SP4
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
Topics Covered
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